package cn.edu.zafu.bigdata.zengyadian;

class Animal {
    public void makesound(){
        System.out.println("Animal sound");
    }
}
class Dog extends Animal{
    @Override
    public void makesound(){
        System.out.println("Wood!");
    }
}
class Cat extends Animal{
    @Override
    public void makesound(){
        System.out.println("Meow!");
    }
}
public class TestAnimal {
    public static void main(String[] arges) {
        Dog dog = new Dog();
        dog.makesound();
        Cat cat = new Cat();
        cat.makesound();
    }
}

